/Engine/Plugins/VirtualProduction/CameraCalibrationCore/Source/CameraCalibrationCore/Public/CameraCalibrationSubsystem.h
Returns the overlay material associated with the input overlay name
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Lens Distortion") [UMaterialInterface](API\Runtime\Engine\Materials\UMaterialInterface) * GetOverlayMaterial ( const [FName](API\Runtime\Core\UObject\FName) & OverlayName ) const